ASTM A106 Steel Pipe Standards - Product

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Product Description

ASTM A106 is a standard specification developed by ASTM International that covers seamless carbon steel pipes for high-temperature service. This specification is widely used in industries requiring pipes that can perform under high-pressure and high-temperature conditions. Here’s a comprehensive guide to understanding ASTM A106 steel pipe standards

Basic Information

Material : Steel

Physical Specification

Size or Volume : 6000cm X 40cm
Other Specification :

1. Overview Of ASTM A106

ASTM A106 Specifies Seamless Carbon Steel Pipes Intended For Use In High-temperature Service. These Pipes Are Used In Various Applications, Including Oil And Gas Refineries, Power Plants, And Chemical Processing Industries. The Standard Ensures That Pipes Meet Specific Requirements For Mechanical Properties, Chemical Composition, And Dimensional Tolerances.

2. Material Grades

ASTM A106 Includes Three Grades Of Steel:

Grade A: Offers A Minimum Yield Strength Of 30,000 Psi (205 MPa) And Is Used For Lower Temperature Applications.
Grade B: Provides A Minimum Yield Strength Of 35,000 Psi (240 MPa) And Is Suitable For Higher Temperature And Pressure Applications.
Grade C: Delivers A Minimum Yield Strength Of 40,000 Psi (275 MPa) And Is Used For The Most Demanding High-temperature And High-pressure Applications.

3. Chemical Composition

The Chemical Composition Of ASTM A106 Pipes Is Critical To Ensuring The Pipe’s Strength And Durability. The Standard Specifies The Following Composition Limits:

Carbon (C): 0.30% Maximum For Grade A And B, 0.35% Maximum For Grade C.
Manganese (Mn): 0.60-0.90% For All Grades.
Phosphorus (P): 0.035% Maximum.
Sulfur (S): 0.035% Maximum.

4. Mechanical Properties

Mechanical Properties Of ASTM A106 Pipes Are Crucial For Performance Under High Temperatures And Pressures:

Tensile Strength:
- Grade A: Minimum 48,000 Psi (330 MPa)
- Grade B: Minimum 60,000 Psi (415 MPa)
- Grade C: Minimum 70,000 Psi (485 MPa)
Yield Strength:
- Grade A: Minimum 30,000 Psi (205 MPa)
- Grade B: Minimum 35,000 Psi (240 MPa)
- Grade C: Minimum 40,000 Psi (275 MPa)
Elongation:
- Minimum 30% For Grade A And B
- Minimum 25% For Grade C

5. Dimensions And Tolerances

ASTM A106 Pipes Are Available In A Variety Of Sizes And Wall Thicknesses. Common Dimensions Include:

Outside Diameter: Ranges From 1/8 Inch To 48 Inches (or Larger Depending On The Application).
Wall Thickness: Generally Ranges From Schedule 10 To Schedule 160, With Custom Thicknesses Available.

The Standard Specifies Dimensional Tolerances To Ensure Pipes Meet Required Specifications And Fit Properly In Applications. These Tolerances Cover Variations In Wall Thickness, Diameter, And Length.

6. Testing And Inspection

To Ensure Compliance With ASTM A106 Standards, Pipes Undergo Several Tests:

Hydrostatic Test: To Check For Leaks And Ensure The Pipe Can Withstand Pressure.
Tensile Test: To Measure The Tensile Strength And Elongation Of The Material.
Ultrasonic Test: To Detect Internal Defects And Ensure The Pipe's Integrity.

7. Applications

ASTM A106 Steel Pipes Are Used In Various High-temperature And High-pressure Applications, Including:

Oil And Gas Industry: For Transporting Oil, Gas, And Other Fluids.
Power Plants: In Steam And Water Lines.
Chemical Processing: For Handling Corrosive And High-temperature Chemicals.

8. Certifications

Pipes Produced Under ASTM A106 Are Often Accompanied By Certificates Of Compliance That Verify The Material’s Adherence To The Specified Standards. These Certifications Include Details About The Chemical Composition, Mechanical Properties, And Test Results.

For More Information On ASTM A106 Steel Pipes, Including Detailed Specifications And Application Guidelines, Contact A Reliable Steel Supplier Or Visit ASTM International’s Official Website.

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